this derivation will be built:
  /nix/store/62xi2yr9qn7jpvz4kppy8z8gm9yhj2k7-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/62xi2yr9qn7jpvz4kppy8z8gm9yhj2k7-bcachefs-module-7.0.0-34-generic.drv'...